Cheap flights from Philadelphia (PHL) to Porto (OPO) from $405

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PHL — OPO
May 10 — May 171

Cheap flight deals from Philadelphia to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 5, 2024.

Popular in

July

Cheapest in

February

Round-trip from

$523

One-way from

$483
High demand for flights, 33% potential price rise
Best time to find cheap flights, 33% potential price drop
From Philadelphia to Porto
One-way flight from Philadelphia to Porto

What is the cheapest day to fly round-trip from Philadelphia to Porto?

Users have found that flying from Philadelphia to Porto on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Philadelphia to Porto?

The best pricing can be found in the month of February. Prices to Porto from Philadelphia average $851. You can even find prices in February for less than $851, as users have found deals to Porto from as low as $526. The month of July appears to be one of the more expensive times to travel to Porto from Philadelphia. Flying in the targeted month can save you up to 49%.

When is the cheapest time to fly from Philadelphia to Porto (PHL - OPO)?

One of the essential ways to save on airfare from Philadelphia to Porto is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 40% on airfare.

Cheap Iberia flights from Philadelphia to Porto

Explore cheap flight options specifically provided by Iberia for the route between Philadelphia and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Take a look at some of the lowest-priced Iberia flights heading from Philadelphia to Porto. Be sure to come back soon if the deals available don't appeal to you at this time.
Sun 9/2210:50 pmPHL - OPO
2 stops16h 05mIberia
Tue 10/18:35 pmOPO - PHL
1 stop22h 15mIberia
Deal found 5/4$638
Tue 9/176:45 pmPHL - OPO
1 stop31h 50mIberia
Tue 10/18:35 pmOPO - PHL
2 stops21h 35mIberia
Deal found 5/3$649
Sun 9/227:20 pmPHL - OPO
2 stops19h 35mIberia
Sat 9/288:35 pmOPO - PHL
1 stop22h 15mIberia
Deal found 5/4$653
Thu 10/176:45 pmPHL - OPO
1 stop31h 50mIberia
Sun 10/278:40 pmOPO - PHL
1 stop21h 50mIberia
Deal found 5/3$750
Sun 9/227:20 pmPHL - OPO
2 stops19h 35mIberia
Mon 9/308:35 pmOPO - PHL
1 stop22h 15mIberia
Deal found 5/4$756
Tue 9/177:20 pmPHL - OPO
2 stops15h 35mIberia
Tue 10/18:35 pmOPO - PHL
2 stops21h 35mIberia
Deal found 5/3$758
Thu 9/2610:50 pmPHL - OPO
2 stops16h 05mIberia
Mon 9/308:35 pmOPO - PHL
1 stop22h 15mIberia
Deal found 5/4$843
Thu 9/267:20 pmPHL - OPO
2 stops15h 35mIberia
Mon 9/308:35 pmOPO - PHL
1 stop22h 15mIberia
Deal found 5/5$858
Sun 9/227:20 pmPHL - OPO
2 stops19h 35mIberia
Sun 9/298:35 pmOPO - PHL
2 stops21h 35mIberia
Deal found 5/4$883

Cheap American Airlines flights from Philadelphia to Porto

Explore cheap flight options specifically provided by American Airlines for the route between Philadelphia and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
To aid your search, here are some of the cheapest American Airlines flights we've found from Philadelphia to Porto. Deals frequently update to provide users with more options.
Thu 9/2610:30 amPHL - OPO
2 stops16h 05mAmerican Airlines
Mon 9/308:15 amOPO - PHL
2 stops19h 08mAmerican Airlines
Deal found 5/4$645
Thu 9/1910:30 amPHL - OPO
2 stops20h 10mAmerican Airlines
Mon 9/3012:20 pmOPO - PHL
2 stops24h 20mAmerican Airlines
Deal found 5/4$845
Fri 7/198:40 amPHL - OPO
2 stops17h 55mAmerican Airlines
Mon 7/298:15 amOPO - PHL
2 stops16h 33mAmerican Airlines
Deal found 5/4$1,037

Cheap Philadelphia to Porto flights in May & June 2024

Find cheap flight options from Philadelphia to Porto specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
Scroll through some of the best deals on flights from Philadelphia to Porto in 2024. More deals are always being added, so be sure to check back regularly.
Tue 6/256:20 amPHL - OPO
2 stops36h 10mMultiple Airlines
Tue 7/27:30 amOPO - PHL
1 stop11h 43mMultiple Airlines
Deal found 5/5$886
Wed 6/266:20 amPHL - OPO
2 stops36h 10mMultiple Airlines
Tue 7/27:30 amOPO - PHL
1 stop11h 43mMultiple Airlines
Deal found 5/5$900
Mon 6/249:54 amPHL - OPO
2 stops21h 11mMultiple Airlines
Tue 7/27:30 amOPO - PHL
1 stop11h 43mMultiple Airlines
Deal found 5/5$951
Sat 6/812:45 pmPHL - OPO
2 stops25h 15mMultiple Airlines
Sat 6/156:10 amOPO - PHL
2 stops21h 52mMultiple Airlines
Deal found 5/5$1,021
Sat 6/229:23 amPHL - OPO
2 stops21h 37mMultiple Airlines
Tue 7/27:30 amOPO - PHL
1 stop11h 43mMultiple Airlines
Deal found 5/5$1,025
Sun 6/235:29 pmPHL - OPO
2 stops18h 41mMultiple Airlines
Tue 7/27:30 amOPO - PHL
1 stop11h 43mMultiple Airlines
Deal found 5/5$1,037
Sat 6/87:20 pmPHL - OPO
2 stops31h 15mIberia
Sat 6/158:35 pmOPO - PHL
1 stop22h 30mIberia
Deal found 5/5$1,062
Sat 6/83:59 pmPHL - OPO
1 stop9h 56mUnited Airlines
Tue 6/189:00 amOPO - PHL
1 stop10h 55mUnited Airlines
Deal found 5/5$1,065
Thu 6/203:59 pmPHL - OPO
1 stop9h 56mUnited Airlines
Wed 7/312:35 pmOPO - PHL
2 stops26h 49mUnited Airlines
Deal found 5/5$1,069

Philadelphia to Porto 2024 flight deals

Discover exclusive flight deals for travel between Philadelphia and Porto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Scroll through some of the best deals on flights from Philadelphia to Porto in 2024. More deals are always being added, so be sure to check back regularly.
Tue 11/193:40 pmPHL - OPO
2 stops16h 10mAir Canada
Tue 11/266:00 amOPO - PHL
2 stops21h 35mAir Canada
Deal found 5/5$602
Tue 11/195:45 pmPHL - OPO
1 stop12h 50mUnited Airlines
Tue 11/266:00 amOPO - PHL
1 stop15h 10mUnited Airlines
Deal found 5/4$607
Tue 11/191:00 pmPHL - OPO
2 stops17h 35mUnited Airlines
Tue 11/266:00 amOPO - PHL
1 stop15h 10mUnited Airlines
Deal found 5/5$612
Mon 11/255:45 pmPHL - OPO
1 stop17h 00mMultiple Airlines
Mon 12/24:35 pmOPO - PHL
2 stops27h 22mMultiple Airlines
Deal found 5/5$613
Mon 11/251:35 pmPHL - OPO
2 stops17h 10mAmerican Airlines
Mon 12/212:25 pmOPO - PHL
2 stops30h 05mAmerican Airlines
Deal found 5/5$617
Mon 11/257:55 pmPHL - OPO
1 stop30h 45mAmerican Airlines
Mon 12/212:25 pmOPO - PHL
2 stops30h 05mAmerican Airlines
Deal found 5/5$620
Mon 11/255:45 pmPHL - OPO
1 stop17h 00mLufthansa
Mon 12/24:35 pmOPO - PHL
1 stop28h 35mLufthansa
Deal found 5/5$623
Tue 11/195:45 pmPHL - OPO
1 stop12h 50mUnited Airlines
Wed 11/2712:30 pmOPO - PHL
1 stop32h 40mUnited Airlines
Deal found 5/4$624
Wed 11/136:55 amPHL - OPO
2 stops22h 55mDelta
Thu 11/2111:45 amOPO - PHL
2 stops33h 08mDelta
Deal found 5/4$632

One-way flights to Porto from Philadelphia

Search for one-way flight options from Philadelphia to Porto. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Some of the best available deals we've found on one-way flights from Philadelphia to Porto. Those needing a return flight from Philadelphia to Porto can use the search form above.
Tue 5/286:00 amPHL - OPO
3 stops54h 05mMultiple Airlines
Deal found 5/4$405
Sat 7/610:33 amPHL - OPO
3 stops48h 37mMultiple Airlines
Deal found 5/4$409
Tue 5/2810:25 amPHL - OPO
2 stops17h 35mMultiple Airlines
Deal found 5/4$465
Sat 7/610:33 amPHL - OPO
2 stops40h 27mMultiple Airlines
Deal found 5/4$483
Sat 7/65:35 pmPHL - OPO
1 stop12h 45mLufthansa
Deal found 5/4$959
Tue 5/283:58 pmPHL - OPO
1 stop9h 57mUnited Airlines
Deal found 5/4$1,302

Find flights from Philadelphia to Porto within your budget

Customize your flight search to find flights from Philadelphia to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$638 - $1,065

Route

Depart

Return

Price

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sun 9/22

2 stops16h 05m

Porto

Tue 10/1

1 stop22h 15m

$638

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sun 9/22

1 stop20h 10m

Porto

Fri 10/4

1 stop22h 15m

$640

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Thu 9/26

2 stops16h 05m

Porto

Mon 9/30

2 stops19h 08m

$645

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Thu 8/15

2 stops22h 00m

Porto

Thu 8/22

2 stops19h 49m

$661

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Thu 8/15

2 stops16h 10m

Porto

Thu 8/22

2 stops17h 54m

$674

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 9/18

2 stops21h 00m

Porto

Fri 10/4

2 stops20h 36m

$855

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Tue 9/3

2 stops20h 20m

Porto

Tue 9/10

2 stops38h 03m

$869

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 9/21

1 stop12h 45m

Porto

Wed 10/2

1 stop15h 00m

$927

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 6/8

1 stop9h 56m

Porto

Tue 6/18

1 stop10h 55m

$1,065

Flights are sorted by cheapest first

Deals found on 5/4

When is the cheapest time to fly from Philadelphia to Porto?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Porto. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Philadelphia to Porto flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Porto by month

Plan your trip from Philadelphia to Porto by taking into account the cheapest months to travel. The average price of a one-way flight from Philadelphia to Porto is currently $671 while a round-trip flight costs $775. Price data was last updated on April 28, 2024.

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Porto (average of $523). Flying from Philadelphia to Porto in June is currently the most expensive (average of $1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$523

February

$581

March

$599

April

$742

May

$883

June

$1,027

July

$985

August

$866

September

$759

October

$698

November

$548

December

$645

Temperature and rainfall in Porto by month

Plan your trip to Porto by taking into account the average temperature and rainfall totals by month.

OPO

Temperature

48.2 - 68 °F

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated May 5, 2024.
Peruse reviews from past customers who have flown with Iberia, American Airlines and Delta from Philadelphia to Porto to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
10,826 reviews

Crew

8.6

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.1
Very good
10,826 reviews
8.1
Very good
10,826 reviews

Crew

8.6

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.9
Good
1,603 reviews
8.1
Very good
10,826 reviews

Crew

8.6

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.8
Good
2,015 reviews
8.1
Very good
10,826 reviews

Crew

8.6

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
11,118 reviews
8.1
Very good
10,826 reviews

Crew

8.6

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.3
Good
14,713 reviews
8.1
Very good
10,826 reviews

Crew

8.6

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Philadelphia to Porto for under $700 on Cheapflights?

    Yes, there are multiple flights from Philadelphia to Porto for under $700. The cheapest flight booked recently is on Iberia for just $638, but on average you can expect to pay $697.

  • What are the cheapest airlines flying from Philadelphia to Porto round-trip?

    According to our current data, Iberia ($638), American Airlines ($645), and Delta ($661) offers the cheapest pricing from Philadelphia to Porto. Iberia is currently priced 25% below the average price you’ll pay for this route.

  • What are the most popular airlines that fly from Philadelphia to Porto?

  • What does PHL to OPO mean?

    PHL stands for Philadelphia Airport, while OPO stands for Porto Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Philadelphia to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your Philadelphia to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Philadelphia to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter Philadelphia to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Philadelphia to Porto that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Porto.

  • Can I find deals for business class flights from Philadelphia to Porto?

    Yes. Cheapflights offers flight deals from Philadelphia to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Philadelphia to Porto that allow pets onboard?

    Many airlines flying from Philadelphia to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Philadelphia to Porto?

    Yes, you can often find last-minute deals on Philadelphia to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Philadelphia to Porto flight deals updated?

    The Philadelphia to Porto flight deals you see on this page were last updated on 5/5.

See more FAQs

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Top 5 airlines flying from Philadelphia to Porto

Discover the top 5 airlines that operate flights from Philadelphia to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$526Average$747FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest$566Average$795FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest$593Average$857FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest$648Average$1,270FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$819Average$1,091FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from Philadelphia to Porto by cabin class

Find flights from Philadelphia to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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How does Cheapflights help users find flights from Philadelphia to Porto?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Porto from Philadelphia today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Porto?

Cheapflights helps you find that perfect flight to Porto from Philadelphia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Philadelphia to Porto with no change fees?

Yes, we can. To see specific flights from Philadelphia to Porto with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Philadelphia to Porto become cheaper?

Yes! Start tracking prices for Philadelphia to Porto flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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